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Vulnerability details: VCID-vxxz-hdyh-aaar
Vulnerability ID VCID-vxxz-hdyh-aaar
Aliases CVE-2017-12938
Summary UnRAR before 5.5.7 allows remote attackers to bypass a directory-traversal protection mechanism via vectors involving a symlink to the . directory, a symlink to the .. directory, and a regular file.
Status Published
Exploitability 0.5
Weighted Severity 6.8
Risk 3.4
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')
System Score Found at
generic_textual Medium http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12938.html
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epss 0.00527 https://api.first.org/data/v1/epss?cve=CVE-2017-12938
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epss 0.01205 https://api.first.org/data/v1/epss?cve=CVE-2017-12938
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epss 0.02601 https://api.first.org/data/v1/epss?cve=CVE-2017-12938
generic_textual Medium https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12938
generic_textual Medium http://seclists.org/oss-sec/2017/q3/290
cvssv2 5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2017-12938
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2017-12938
generic_textual Medium http://www.openwall.com/lists/oss-security/2017/08/18/2
Reference id Reference type URL
http://people.canonical.com/~ubuntu-security/cve/2017/CVE-2017-12938.html
https://api.first.org/data/v1/epss?cve=CVE-2017-12938
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2017-12938
http://seclists.org/oss-sec/2017/q3/290
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
http://www.openwall.com/lists/oss-security/2017/08/18/2
cpe:2.3:a:rarlab:unrar:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:rarlab:unrar:*:*:*:*:*:*:*:*
CVE-2017-12938 https://nvd.nist.gov/vuln/detail/CVE-2017-12938
No exploits are available.
Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12938
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-12938
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.64573
EPSS Score 0.00527
Published At April 6, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
There are no relevant records.